Type of camera : 35mm single-lens reflex
Picture format : 24mm x 36mm standard 35mm film format.
Lens mount : Nikon bayonet type.
Lenses : Lenses with Nikon F mount (with some limitations); AF lenses.
Shutter: Electro magnetically controlled, horizontal-travel, titanium foil focal-plane shutter.
Automatic exposure control : Aperture-priority automatic exposure control; step less shutter speeds from 8 sec to 1/2000 sec.
Manual exposure control : Quartz digital control for 16 shutter speeds from 8sec to 1/2000 sec, including X (1/80 sec); B and T also provided.
Backup mechanical release lever : Trips shutter at approx 1/60 sec, regardless of shutter speed dial setting (except T); used when batteries become weak or exhausted, or none are installed in the camera.
Exposure metering : TTL center-weighted (80/20) full-aperture metering; aperture stop-down metering possible; silicone photodiode (SPD) and metering circuits incorporated into camera body; meter works with all interchangeable viewfinders.
Metering range : EV 1 to 18 (ie f/1.4 at 1 sec to f/11 at 1/2000 sec with 50 mm f/1.4 lens and ISO 100 fil).
Film speed setting : ISO 12 to 6400.
Exposure memory lock: Yes,via button.
Exposure compensation : +2 to -2 EV in 1/3 increments.
Film advance lever : Single stroke type; 30 degrees stand-off angle and 140 degrees winding angle; automatic film advance possible when motor drive MD-4 is used.
Self-timer: Quartz-controlled approx 10 sec delayed exposure; LED blinks at 2 Hz for first 8 sec, then at 8 Hz for last 2 sec; setting cancellable.
Viewfinder display : Liquid crystal display (LCD) shows shutter speed; on Auto, +2000 indicates overexposure, -8- underexposure; on Manual, M appears with + indicating overexposure, - underexposure, and -+ correct exposure; LED ready-light glows when Speedlight SB-16A and SB-17 , plus SB-11 and SB-14 with TTL Sensor cord SC-12 , is completely recycled; aperture in use also show through aperture direct-readout (ADR) window.
Focusing screen : Split-image microprism Type K provided as standard; interchangeable with 21 other types.
Finder coverage : Virtually 100%.
Finder magnification : Nikon F3 : 0.8x Nikon F3HP : 0.75x (both with 500 mm lens set at infinity).
Viewfinder illuminator : Provided via button; illuminates both LCD and ADR f/number.
Multiple exposure control : Provided via lever.
Reflex mirror : Automatic instant-return type with lockup facility; incorporates air damper and brake mechanism for reduced vibration and noise.
Depth-of-field preview : Via lever.
Frame counter : Additive type; frame numbers from 0 to 40; automatically resets to S when camera back is opened.
Film rewind : By crank, after film rewind button is pressed.
Flash synchronization: Possible at all speeds up to 1/80 sec with electronic flash; with SB-16A and SB-17 , plus SB-11 and SB-14 with TTL sensor cord SC-12 , sync speed is automatically set to 1/80 sec with dial at A or 1/125 sec an above; at 1/60 sec or slower, flash synchronizes with speed setting as set; threaded sync terminal provided for off camera or multiple-flash photography.
Battery: Choice of one 3V lithium battery CR-1/3N type, two 1.55V silver-oxide batteries SR-44 type, or two 1.5V alkaline batteries LR-44 type; optional Anti-Cold Battery Holder DB-2 accepts two AA alkaline, Ni-Cd or manganese batteries.
Motor drive coupling : Electrical contacts and mechanical couplers provided for operation with motor drive MD-4.
Camera back : Hinged, opened by pushing safety lock while pulling up rewind knob, memo holder provided; interchangeable with camera back MF-6, data back MF-14, or 250 exposure magazine back MF-4.
Body dimensions : (W x H x D) Nikon F3 : 148.5 x 96.5 x 65.5 mm Nikon F3HP : 148.5 x 101.5 x 69 mm.
Body weight : Nikon F3 : 715g Nikon F3HP : 760g